<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<script type="text/javascript" src="index.js"></script>
<p>
    <label>请选择一个文件：</label>
</p>
<div id="result" name="result"></div>
</body>
</html>